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Minor mag. 3.8 earthquake - 1km SSE of Magas Arriba, Puerto Rico on Thursday, 16 January 2020

This quake was likely an aftershock of the 6.3 quake: Puerto Rico Region, 7 Jan 2020 08h24, which had occurred 9 days earlier.
Minor mag. 3.8 earthquake  - 1km SSE of Magas Arriba, Puerto Rico on Thursday, 16 January 2020
16 Jan 22:32 UTC: First to report: USGS after 4 hours.
Date & time: Thursday, 16 January 2020 18:34 UTC
Local time at epicenter: 2020-01-16 14:34:37 -04:00
Magnitude: 3.8
Depth: 8.2 km
Epicenter latitude / longitude: 18.0043°N / 66.7628°W (Puerto Rico)
Nearby towns and cities:
3 km (2 mi) SE of Guayanilla (pop: 5,200)
7 km (5 mi) SW of Peñuelas (pop: 6,800)
10 km (6 mi) SE of Yauco (pop: 20,300)
78 km (48 mi) SW of Bayamón (pop: 203,500)
86 km (54 mi) SW of San Juan (pop: 418,100)
95 km (59 mi) SW of Carolina (pop: 170,400)
Primary data source: USGS
Estimated released energy: 3.2 x 1010 joules (8.78 megawatt hours, equivalent to 7.56 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
TimeMag. / DepthLocationSource
Thu, 16 Jan 18:34 UTCM 3.8 / 8.2 km1km SSE of Magas Arriba, Puerto RicoUSGS

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (modified Mercalli) scale.
LM, Cayey, PR, US (67.6 km E of epicenter) [Map] / not felt (reported through our app)

Significant earthquakes in the same area since 1900

Minor mag. 3.8 earthquake - 1km SSE of Magas Arriba, Puerto Rico on Thursday, 16 January 2020

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